From 4f9c41439c495b4685393cf865418f7e6425fe60 Mon Sep 17 00:00:00 2001 From: Steven Toth Date: Mon, 10 Oct 2011 11:09:54 -0300 Subject: [PATCH] [media] cx23885: vbi line window adjustments Coding style and printk's cleaned up in following patches. Signed-off-by: Steven Toth Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx23885/cx23885-vbi.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/drivers/media/video/cx23885/cx23885-vbi.c b/drivers/media/video/cx23885/cx23885-vbi.c index 23ff09877395..1b3a01c8d1fa 100644 --- a/drivers/media/video/cx23885/cx23885-vbi.c +++ b/drivers/media/video/cx23885/cx23885-vbi.c @@ -41,6 +41,12 @@ MODULE_PARM_DESC(vbi_debug, "enable debug messages [vbi]"); /* ------------------------------------------------------------------ */ +#define VBI_LINE_LENGTH 1440 +#define NTSC_VBI_START_LINE 10 /* line 10 - 21 */ +#define NTSC_VBI_END_LINE 21 +#define NTSC_VBI_LINES (NTSC_VBI_END_LINE - NTSC_VBI_START_LINE + 1) + + int cx23885_vbi_fmt(struct file *file, void *priv, struct v4l2_format *f) { @@ -49,16 +55,21 @@ int cx23885_vbi_fmt(struct file *file, void *priv, if (dev->tvnorm & V4L2_STD_525_60) { /* ntsc */ + f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH; f->fmt.vbi.sampling_rate = 28636363; + f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; + f->fmt.vbi.offset = 64 * 4; f->fmt.vbi.start[0] = 10; - f->fmt.vbi.start[1] = 273; - + f->fmt.vbi.count[0] = 17; + f->fmt.vbi.start[1] = 272; + f->fmt.vbi.count[1] = 17; } else if (dev->tvnorm & V4L2_STD_625_50) { /* pal */ f->fmt.vbi.sampling_rate = 35468950; f->fmt.vbi.start[0] = 7 - 1; f->fmt.vbi.start[1] = 319 - 1; } + return 0; } @@ -106,6 +117,8 @@ static int cx23885_start_vbi_dma(struct cx23885_dev *dev, /* reset counter */ cx_write(VID_A_GPCNT_CTL, 3); + cx_write(VID_A_VBI_CTRL, 3); + cx_write(VBI_A_GPCNT_CTL, 3); q->count = 1; /* enable irq */ @@ -168,7 +181,7 @@ void cx23885_vbi_timeout(unsigned long data) } /* ------------------------------------------------------------------ */ -#define VBI_LINE_LENGTH 2048 +#define VBI_LINE_LENGTH 1440 #define VBI_LINE_COUNT 17 static int -- 2.20.1